Freelance Software Engineer – Real Estate Tech (Remote)

Join an early-stage real estate technology project as a freelance software engineer, working directly with the founder to build a production-ready platform from the ground up. This role is ideal for someone passionate about full-stack development, system architecture, and delivering robust, scalable solutions in a fast-paced, startup environment. You will be responsible for designing and implementing interactive, computation-heavy interfaces, integrating real-time data visualisation, and handling dynamic parameters. The position is remote and part-time, with a flexible schedule of approximately 20 hours per week and a target delivery by year-end.

Deliverables

• Develop and maintain full-stack web application features using Ruby on Rails, JavaScript, and React.
• Design and implement interactive user interfaces with real-time updates and data visualisation.
• Integrate geospatial mapping tools such as ArcGIS Maps SDK, CesiumJS, and PostGIS.
• Build and optimise backend systems, including PostgreSQL databases and background job processing.
• Ensure seamless frontend-backend integration and deployment readiness.
• Write and maintain automated tests to ensure code quality and reliability.
• Collaborate closely with the founder to iterate on requirements and deliver functional prototypes.
• Take ownership of assigned components and deliverables, ensuring timely and high-quality output.

Requirements

• Strong experience with Ruby on Rails, JavaScript, and React for full-stack development.
• Proficiency in PostgreSQL, Git, and modern deployment workflows.
• Demonstrated ability to independently translate business requirements into scalable software solutions.
• Experience with background jobs, testing frameworks, and frontend-backend integration.
• Familiarity with 3D visualisation, WebGL, ArcGIS Maps SDK, CesiumJS, PostGIS, and geospatial map integrations is highly desirable.
• Excellent communication skills and ability to work autonomously in a remote, early-stage environment.
• Strong problem-solving skills, accountability, and a proactive approach to project ownership.
• Availability for approximately 20 hours per week, with flexibility to meet project milestones.

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